First slide

Dispersion

Question

A circular disc of which $\frac{2}{3}$ part is coated with yellow and $\frac{1}{3}$ part is with blue. It is rotated about its central axis with high velocity, then it will be seen as

Moderate

A

Green
B

Brown
C

White
D

Violet

Solution

$\underset{(Primary)}{Yellow} + \underset{(Primary)}{Blue} = \underset{(Secondary)}{Green}$

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